Interior Design for 2 office space and 1 exhibition booth - repost

I need the following to be done : 1) Do 3 proposals for 3D office layout for about 2200 sq ft where our client wants to convert to service offices. At least 6 rooms to be created in addition to a common kitchen area and common toilet. Need to propose colour scheme and themes. 2) Do 3 proposals for 3D office layout for about 3800 sq ft. Office already done up and we just need some suggestions to improve look and feel of office. No need for major changes to office as we are not knocking down any walls or partitions. Need to propose colour schemes and themes. We will send pictures of current office for your advise. 3) Do 3 proposals for a 3m x 3m exhibition booth to display products such as acrylic keychains, signage, pouches and bags We will try to send more details like photos to the freelancer chosen. Thanks.